Mineral Nutriti...

Molybdenum deficiency in plants is rare because it is?

Which one of the following is the essential nutrient element required in the photosynthetic oxidation of water?

Bordeaux mixture consists of _______________.

A nitrogen fixing prokaryote showing symbiotic Asuncion with Azolla belongs to the genus ______________.

Which one of the bacteria is not connected with nitrogen fixation?

Match List I with List II and select the correct answer.

Which one of the following bacteria reduces nitrate to gaseous nitrogen?

Nitrogen fixation occurs in ________________.

Which one of the following pairs is not matched?

Apoptosis is programmed cell death characterised by the formation of apoptotic bodies whereas necrosis characterised by bursting of cells. Which of the following condition/s lead/s to necrosis ?
i) Gaps and nicks formed in DNA during replication cannot be repaired.
(ii) Developing neurons fail to make synapses with neighbouring cells.
(iii) Heart muscle cells damaged by oxygen depletion followed by cardiac infarction.